var indexWriter = new IndexWriter(directory, analyzer, create); var numDocs = indexWriter.DocCount;
var indexWriter = new IndexWriter(directory, analyzer, create); var isEmptyIndex = indexWriter.DocCount == 0;This code creates an IndexWriter instance and checks if the index is empty by comparing the DocCount property with zero. Both examples demonstrate the use of IndexWriter's DocCount property to retrieve information about the indexed documents. The package library used is Lucene.Net.